Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/clienti2020/public_html/novaballet.it/database/migrations/2020_05_21_121612_create_course_progress_table.php:7 Stack trace: #0 {main} thrown in /home/clienti2020/public_html/novaballet.it/database/migrations/2020_05_21_121612_create_course_progress_table.php on line 7